Mining Incidents

G3 Enterprises Byron Plant Metal/Non-Metal

Controlled by Tom Cook
Byron, Contra Costa County, CA  ·  Active
MSHA Mine ID: 0401949

G3 Enterprises Byron Plant has $96K in proposed MSHA penalties and $178 outstanding across 4 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
67
Years on record
1983–2026
Latest incident
May 2026
Compliance record
MSHA citations since 2000
259
citations
60
significant & substantial
$96,019
proposed penalties
$89,884
paid to date
94% of proposed penalties paid to date, a $6,135 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
80
inspections on record
1,423
inspection hours
18.2
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
259 citations across 1,423 inspection hours.
Source: MSHA inspections data, updated weekly.

G3 Enterprises Byron Plant has $96K in proposed MSHA penalties and $178 outstanding across 4 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$96K
proposed penalties
$90K
current assessed
$90K
paid to date
$178
outstanding
256 assessments are final orders; 4 contested dockets.
As of the most recent assessment on 2025-10-21.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 8,863 3 0 338.5
2025 Q3 9,976 6 2 601.4
2025 Q2 9,704 0 0 0.0
2025 Q1 9,961 0 0 0.0
2024 Q4 9,745 6 0 615.7
2024 Q3 9,806 10 0 1019.8
2024 Q2 10,149 0 0 0.0
2024 Q1 10,792 9 1 834.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 10,556 0 0 0.0
2023 Q3 10,109 0 0 0.0
2023 Q2 9,969 5 0 501.6
2023 Q1 10,000 0 0 0.0
2022 Q4 9,822 1 0 101.8
2022 Q3 9,952 0 0 0.0
2022 Q2 10,126 2 0 197.5
2022 Q1 10,565 0 0 0.0
2021 Q4 10,626 7 1 658.8
2021 Q3 10,071 2 0 198.6
2021 Q2 9,643 0 0 0.0
2021 Q1 9,712 2 2 205.9
2020 Q4 8,979 0 0 0.0
2020 Q3 9,157 0 0 0.0
2020 Q2 9,445 1 0 105.9
2020 Q1 9,502 4 0 421.0
2019 Q4 8,627 0 0 0.0
2019 Q3 8,964 0 0 0.0
2019 Q2 9,745 4 0 410.5
2019 Q1 9,684 0 0 0.0
2018 Q4 9,493 9 2 948.1
2018 Q3 10,258 10 7 974.8
2018 Q2 11,310 0 0 0.0
2018 Q1 11,069 5 3 451.7
2017 Q4 10,539 0 0 0.0
2017 Q3 11,762 0 0 0.0
2017 Q2 11,140 16 7 1436.3
2017 Q1 11,992 13 2 1084.1
2016 Q4 11,160 0 0 0.0
2016 Q3 10,548 6 1 568.8
2016 Q2 10,559 0 0 0.0
2016 Q1 10,606 0 0 0.0
2015 Q4 10,218 5 0 489.3
2015 Q3 9,503 2 0 210.5
2015 Q2 8,694 2 0 230.0
2015 Q1 9,802 0 0 0.0
2014 Q4 10,206 8 2 783.9
2014 Q3 9,650 0 0 0.0
2014 Q2 10,287 8 3 777.7
2014 Q1 8,345 4 2 479.3
2013 Q4 8,795 0 0 0.0
2013 Q3 8,819 1 0 113.4
2013 Q2 8,575 0 0 0.0
2013 Q1 8,419 1 0 118.8
2012 Q4 8,513 0 0 0.0
2012 Q3 8,140 0 0 0.0
2012 Q2 8,456 4 1 473.0
2012 Q1 8,521 4 1 469.4
2011 Q4 8,988 0 0 0.0
2011 Q3 9,094 0 0 0.0
2011 Q2 8,927 7 0 784.1
2011 Q1 8,578 0 0 0.0
2010 Q4 8,126 14 9 1722.9
2010 Q3 8,949 0 0 0.0
2010 Q2 9,355 5 1 534.5
2010 Q1 10,254 0 0 0.0
2009 Q4 11,155 3 1 268.9
2009 Q3 10,496 0 0 0.0
2009 Q2 10,007 2 0 199.9
2009 Q1 10,223 5 0 489.1
2008 Q4 10,560 0 0 0.0
2008 Q3 10,790 3 0 278.0
2008 Q2 11,065 2 0 180.8
2008 Q1 10,789 8 2 741.5
2007 Q4 11,368 0 0 0.0
2007 Q3 12,042 4 1 332.2
2007 Q2 12,646 6 3 474.5
2007 Q1 10,840 0 0 0.0
2006 Q4 12,591 0 0 0.0
2006 Q3 12,000 0 0 0.0
2006 Q2 11,959 8 2 669.0
2006 Q1 12,821 0 0 0.0
2005 Q4 12,854 8 2 622.4
2005 Q3 13,113 0 0 0.0
2005 Q2 13,071 3 0 229.5
2005 Q1 12,839 0 0 0.0
2004 Q4 12,220 2 0 163.7
2004 Q3 11,536 0 0 0.0
2004 Q2 12,552 1 0 79.7
2004 Q1 11,414 0 0 0.0
2003 Q4 11,366 3 1 263.9
2003 Q3 11,889 3 0 252.3
2003 Q2 10,989 2 1 182.0
2003 Q1 10,102 0 0 0.0
2002 Q4 10,329 0 0 0.0
2002 Q3 12,778 0 0 0.0
2002 Q2 13,029 0 0 0.0
2002 Q1 13,282 1 0 75.3
2001 Q4 11,328 0 0 0.0
2001 Q3 10,291 0 0 0.0
2001 Q2 11,269 0 0 0.0
2001 Q1 11,065 4 0 361.5
2000 Q4 9,817 0 0 0.0
2000 Q3 10,540 5 0 474.4
2000 Q2 11,201 0 0 0.0
2000 Q1 10,923 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

67 on file

2026 · 2 incidents

May 13, 2026 CA · Metal/Non-Metal miner, prospector, nec OTHER
G3 Enterprises, Inc. · Struck by... (Not Elsewhere Classified)

The operator was accessing the cab of a CAT 633D Scraper. With the door open, the operator began to enter the cab when a gust of wind caused the cab door to close. The door impacted the operators back. More than 2 hours later, the operator reported EE felt some pain in EE's groin region.

February 27, 2026 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
G3 Enterprises, Inc. · Over-exertion (Not Elsewhere Classified)

Employee was utilizing a 12# sledgehammer to tighten a hammer union seal. Employee struck seal 2-3 times and then experienced pain in EE's right forearm and bicep.

2025 · 1 incident

October 6, 2025 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
G3 Enterprises, Inc. · Fall from machine

Employee was on platform of 980 wheel loader cleaning the front window when EE slipped and lost EE's grip on the hand-hold. EE fell over the side, hitting the wheel well and then to ground. The wiper dispenser wasn't working well. The platform footing may have had dew causing the slip but not identified at time of inspection. Employee later complained that EE's back was sore.

2023 · 1 incident

October 11, 2023 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POISONING (TOXIC MATERIALS)
G3 Enterprises, Inc. · Inhalation of radiations, caustics, toxic and noxious substances

A slow leak of a reagent tote spilled to ground while the plant was closed. The vapors/fumes were blown in the direction of the operator by the wind which was inhaled by the operator and upset EE's stomach. Later, the operator felt additional symptoms (headache, nausea) and vomited. Diagnosis was chemical inhalation irritation.

2022 · 1 incident

July 30, 2022 CA · Metal/Non-Metal miner, prospector, nec HANDLING OF MATERIALS
G3 Enterprises, Inc. · Over-exertion in lifting objects

Employee was setting up a 10" by 8' plastic pipe (35-40 lbs.) under a loadout bin. As they started to lift the pipe, the felt a pain in right shoulder and set the pipe back down. Employee stated they didn't lift the pipe from the end and walk to a near vertical position as was common, but attempted to lift the pipe from the bottom 1/3 of length on opposite end. Reported 8/15/22.

2021 · 1 incident

April 13, 2021 CA · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator SLIP OR FALL OF PERSON
G3 Enterprises, Inc. · Fall onto or against objects

The employee was attempting to access the cab of the Case skid steer. On EE's approach, EE tripped on the edge of the bucket and stumbled/fell into the bucket and struck EE's right thigh and forearm on the bucket.

2018 · 1 incident

January 2, 2018 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
G3 Enterprises, Inc. · Struck by... (Not Elsewhere Classified)

Injured worker was holding an 8" bolt in left hand while another worker was striking head of bolt with a sledge. During a strike, the sledge missed bolt head and struck the injured workers left hand causing a fracture to the tip of employee's left ring finger.

2017 · 1 incident

June 26, 2017 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
G3 Enterprises, Inc. · Over-exertion (Not Elsewhere Classified)

The worker was walking down a slight incline on a hillside while inspecting a fenceline at an area away from all mining activity. While in stride, employee's lead foot (right) slipped on dry grass. As momentum carried employee forward, back foot caught on something and stayed in place causing a sprained left ankle.

2016 · 2 incidents

June 17, 2016 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
G3 Enterprises, Inc. · Fall from machine

Driver felt foggy and disoriented when truck finished being loaded. As EE drove away, felt hot and uncomfortable and stopped to get out for fresh air. As EE exited the truck feeling disoriented, stumbled from the step and fell to ground. A doctor said that dehydration and drop in blood pressure caused the disorientation resulting in the fall to ground and injury.

February 3, 2016 CA · Metal/Non-Metal mine manager, mine foreman, mine owner OTHER
G3 Enterprises, Inc. · (Not Elsewhere Classified)

Plant Manager was in office when EE experienced chest pain. Weigh master called 911. Plant Manager was taken by ambulance to local hospital. Plant Manager never lost consciousness or needed CPR. Plant Manager underwent angioplasty procedure and received (2) stents to open artery blockages. Plant Manager was admitted to hospital and had overnight stay.

2015 · 1 incident

October 28, 2015 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
G3 Enterprises, Inc. · Struck by... (Not Elsewhere Classified)

The worker saw what he believed to be a piece of slag on a steel support. While using a 4 lb sledge hammer to position an I-beam between 2 supports, he made contact with the side of one of the supports while hammering in the downward position. The area where he noticed slag was in fact a sharp edge in which he made contact with. Worker was wearing gloves at time of incident.

2014 · 1 incident

August 5, 2014 CA · Metal/Non-Metal dry screening plant operator, screen house operator HANDLING OF MATERIALS
G3 Enterprises, Inc. · Struck by... (Not Elsewhere Classified)

The operator opened a screen door in the screen house and as he was brushing the screen with a long-handled brush heard a loud noise and the screen door then dropped onto his right arm causing a contusion. The cable that is attached to the screen door to assist in opening the door broke from the counterweight causing the door to drop.

2011 · 1 incident

2006 · 1 incident

April 19, 2006 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

Climbing ladder to do maintenance on screen on our extec screen machine. He said he slipped and grabbed on to the hand rail. He came back to work for next day we requested a doctor visit before returning. He returned on 4/25/06, 4/26/06 and 4/27/06. Then went to a chiropactor and was told to stay off work until futher notice.

2004 · 1 incident

April 4, 2004 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Unimin Corporation · Fall onto or against objects

Ee began to lose his balance, coming down some stairs in screen house, between #2 & #3 screens. To regain balance, he grabbed the sides of the screens. In doing so, he jabbed his left thumb into a blunt edge of a piece of rectangular steel on #3 screen. Upon initial consultation ee thought he didn't need medical attention. After continued tenderness he was sent to comp dr 4/16.

2003 · 1 incident

February 14, 2003 CA · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator HANDLING OF MATERIALS
Unimin Corporation · Caught in, under or between a moving and a stationary object

EE WAS HELPING A MAINT MAN CHANGE A SCRAPER CUTTING EDGE. THE JACK USED TO LIFT THE EDGE DID NOT RAISE HIGH ENOUGH TO LINE UP BOLT HOLES. EE USED 4 BY 4 PIECE OF WOOD AND PLACED IT ON HE JACK STAND, THAN PLACED THE CUTTING EDGE ON TOP OF IT. BECAUSE THE EDGE/ WOOD WAS NOT SECURED OR CONTROLLED, IT SLIPPED AND SHIFTED CATCHING THE EE'SFOREARM BETWEEN CUTTING EDGE AND PADDLE.

2002 · 2 incidents

July 11, 2002 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

EE CLAIMED THAT HE TRIPPED OVER A PUMP SUPPORT STAND, AN AREA THAT IS NOT A WALKWAY WHILE INSPECTING A SUMP. AS HE CAME DOWN OFF THE PAD, HE LANDED ON HIS KNEE IN AN AWKWARD POSITION AND TWIST ED IT. EE CONTINUED WORK NEXT 2 WEEKS WITHOUT NOTIFICATION TO EMPLOYER. ON 7-19-02 EE RAN TO TURN ON/OFF A PUMP & WHILE RUNNING FELT A POP IN HIS KNEE. IT WAS LATER DETERMINE TO BE A SPRAINED

April 5, 2002 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Unimin Corporation · Contact with hot objects or substances

EE WAS ON A LADDER CUTTING BOLTS FROM BETWEEN 2 FLANGES ON A WATER LINE. ANOTHER EE IN THE AREA WAS TALKING TO HIM, WHEN HE TURNED TO SEE WHAT THEY WANTED, HE ACCIDENTLY MOVED THE TORCH ACROSS HIS LEFT FOREARM. EE WAS BARE-ARMED AND NOT WEARING ANY PROTECTIVE ARM COVERUINGS.

1999 · 2 incidents

September 29, 1999 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Unimin Corporation · Fall onto or against objects

EE WAS CLIMBING A SET OF STAIRS ON THE THIRD LEVEL OF THE SCREEN HOUSE, THE NORTH SIDE, TO GAIN ACCESS TO THE FINISHED PRODUCT SILOS ROOF TOPS. AS HE STEPPED UP TOWARD THE THIRD STEP OF THREE, WITH HIS LEFT FOOT, HIS RT BOOT LIP CAUGHT THE REBAR/GRATING ON THE STEP, CAUSING HIM TO FALL FORWARD INTO THE CORNER OF THE SCREEN DECK, BOTH HANDS WERE CARRYING TOOLS.

September 9, 1999 CA · Metal/Non-Metal ledgeman/hand, quarry man HANDLING OF MATERIALS
Unimin Corporation · Struck by... (Not Elsewhere Classified)

LEVEL GROUND, CLEAR DAY. THE EE PULLED THE HOSE OFF THE STORAGE BACK TO WASH DOWN HIS VEHICLE AT THE END OF HIS SHIFT. WHILE PULLING THIS HOSE HIS RIGHT HAND WAS BELOW THE NOZZLE WHERE A HOSE CLAMP WAS WITH AN ENTERED FLAP. AS HE PULLED AND TURNED THE FLAP FROM THE HOSE CLAMP LACERATED HIS RIGHT THUMB.

1998 · 1 incident

March 9, 1998 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck against stationary object

THE INJURED EE WAS NOT WEARING GLOVES WHEN SHOVELING WET SAND FROM DRAIN BIN #1.

1997 · 3 incidents

November 25, 1997 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Unimin Corporation · Struck against stationary object

EE WAS NOT USING A LADDER AT THE TIME OF PERFORMING HIS TASK. EE STATED THAT ANOTHER EE WAS USING THE LADDER AT THE TIME. THERE IS ONLY ONE LADDER THAT WILL FIT IN THIS AREA. EE USED THE HANDR AILING TO STEP UP ON & LET HIMSELF DOWN.

September 19, 1997 CA · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON
Unimin Corporation · Fall onto or against objects

EE SLIPPED, STRIKING HIS LEFT SHOULDER ON A STRUCTURAL BEAM UNDER THE WET SCREEN.

July 14, 1997 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Over-exertion in lifting objects

ON MONDAY 7-14-97 EE INJURED HIS BACK WHILE LIFTING A DRIVE BELT GUARD.

1996 · 1 incident

April 13, 1996 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Unimin Corporation · Struck by... (Not Elsewhere Classified)

EE WAS GRINDING ON SEVERAL PIECES OF WIDE BEAM IN THE SHOP AREA FOR A PUMP BASE. A PIECE OF STEEL SLAG GOT INTO EE S EYE.

1995 · 4 incidents

December 14, 1995 CA · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Unimin Corporation · Struck against stationary object

SHARP OBJECT (LATCH) ON PICKUP DOOR.

August 1, 1995 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Struck against stationary object

EE WAS CUTTING A WORN PIECE OF PIPE OUT OF A STATIC CONE. AFTER CUTTING THE TOP OFF HE REMOVED HIS GLOVE & REACHED DOWN TO FEEL THE BOTTOM OF THE PIPE THAT WAS UNDER THE SAND.

June 2, 1995 CA · Metal/Non-Metal weighman, scale person OTHER
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

EXTREME HIGH WINDS NOTE EMPLOYEE DENIED MEDICAL CARE UNTIL 06-20-95

May 10, 1995 CA · Metal/Non-Metal pumper HANDLING OF MATERIALS
Unimin Corporation · Over-exertion in lifting objects

EE WAS SHOVELING IN THE BC-04 TUNNEL. WHEN LIFTING A SHOVEL OF DIRT HE FELT SOMETHING GIVE IN HIS GROIN.

1994 · 2 incidents

February 2, 1994 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS ATTEMPTING TO INSTALL A BUCKET ON INTERNATIONAL LOADER. HAD PROBLEMS ALIGNING LINK TO HOLE TO INSTALL A PIN.

January 20, 1994 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
Unimin Corporation · Struck against a moving object

SCRAPER SEAT SLAMMED DOWN A BOTTOM OUT PER EE SEVERAL TIMES WHILE OPERATING THE SCRAPER IN AN EIGHT HOUR PERIOD. WE ARE FILING THIS REPORT, BECAUSE AS OF THIS DATE WE HAVE TWO CONFLICTING DIAG NOISES ONE IT IS A NEW INJURY AND THE SECOND BEING AN AGGREVATION OF AN OLD INJURY.

1993 · 6 incidents

December 13, 1993 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Over-exertion in lifting objects

EE WAS REPLACING THE DUST CONTROL BOOT FOR THE #1 & #2 LOADOUT BELT. HE HAD INSTALLED THE RETAINER RING ON THE BOOT & WAS ATTEMPTING TO SLIDE THE COMBINATION ON, AS HE WAS LIFTING UP HE PULLED SOMETHING IN HIS BACK.

December 7, 1993 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Unimin Corporation · Fall down stairs

EE HAD CLIMBED UP THE STIARS TO THE PU-11C SUMP TO CHECK THE SOLIDS. COMING DOWN, HE LOST HIS BALANCE TOWARDS THE LAST STEP. IN TRYING TO REGAIN HIS BALANCE HE BAGAN TO FALL AND ONCE REACHING THE CONCRETE HE STEPPED ON A TWO INCH WATER HOSETHAT WAS LYING NEAR THE BOTTOM OF THE STAIRS AND TWISTED HIS LEFT ANKLE WHEN HE FELL.

August 25, 1993 CA · Metal/Non-Metal ledgeman/hand, quarry man OTHER
Unimin Corporation · Absorption of radiations, caustics, toxic and noxious substances

SPIDER BITE (EMPLOYEE WAS SENT TO DOCTOR)

July 12, 1993 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Unimin Corporation · Struck against a moving object

EE WAS DRIVING A SCRAPER, HE NOTICED THAT THE SEAT SEEMED TO LOOSE, CONTINUED TO DRIVER BUT AT A LOWER SPEED. HE HIT A POT HOLE IN THE HAUL ROAD AND THE FRAME WHICH SUPPORTS THE SEAT BROKE. WH EN IT BROKE IT SLAMMED DOWN UNDER HIS WEIGHT CAUSING A SUDDEN JAR TO HIS LOWER BACK. THE SEAT ALSO LEANED TOWARDS THE LEFT CAUSING THE EE S SHOULDER TO HIT THE WINDOW.

March 31, 1993 CA · Metal/Non-Metal pumper OTHER
Unimin Corporation · (Not Elsewhere Classified)

EMPLOYEE REPORTED PAIN TO SUPERVISOR ON MARCH 24 1993 HE WAS OFFERED TIME OFF TO GO TO THE DOC EMPLOYEE DECLINED HE DID NOT KNOW HOW WHERE OR WHEN HE WAS HURT MARCH 31 1993 SUBJECT SAID PAIN W AS TOO GREAT & WENT HOME STILL NO CAUSE OF INCIDENT OR TIME OF OCCURRANCE

February 28, 1993 CA · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant HANDLING OF MATERIALS
Unimin Corporation · Over-exertion in lifting objects

ELECTRICAL AREA WAS FILLED WITH WATER. THE PORTABLE WATER PUMPS BECAME INCAPACITATED. SUBJECT WENT INTO BAIL OUT WATER AFTER PG&E TURNED OFF ELECTRICITY. SUBJECT PULLED MUSCLE IN HIS BACK BAIL ING WATER. SUBJECT DID NOT REPORT ACCIDENT UNTIL APPROX. 11:00AM THE NEXT DAY 3-1-93.

1992 · 5 incidents

December 21, 1992 CA · Metal/Non-Metal ledgeman/hand, quarry man MACHINERY
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

COMING BACK FROM PIT WITH A LOAD INT EH SCRAPER, SOMETHING BROKE JARRING SCRAPER AND OPERATOR.

December 17, 1992 CA · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck by... (Not Elsewhere Classified)

WEATHER WAS FOGGY AND RAINY AREA WAS WETWHERE EE WAS WORKING. USING KNIFE TO CUT HOSE, THE KNIFE SLIPPED AND CUT SKIN BETWEEN THUMB AND FOREFINER. TAKEN TO DR WHERE FOUR STICHES WERE PUT IN HA ND.

October 1, 1992 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Unimin Corporation · Fall onto or against objects

USING A SCREWDRIVER AND HAMMER TO PUNCH A HOLE IN AN OIL FILTER. THE FIRST HOLE WAS NOT LARGE ENOUGH TO TURN THE FILTER. STABBING WITH THE SCREWDRIVER A SECOND TIME, THE RECOIL FROM THE STABBI NG CAUSED HIM TO LOSE HIS BALANCE AND HIT THE RADIATOR WITH HIS RIGHT ELBOW. DR. REPORT STATES THAT HE HAS OLECRANON BURSITIS WITH BONY SPUR.

August 25, 1992 CA · Metal/Non-Metal weighman, scale person OTHER
Unimin Corporation · Struck by flying object

57395MELY TURBULENT AIR CURRENTS

April 30, 1992 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Unimin Corporation · Struck by flying object

AREA WAS WINDY, SUBJECT WAS WEARING RESPIRATOR, SAFETY GLASSES AND FACE SHIELD WEARING THE RESPIRATOR CAUSED A GAP BETWEEN FACE AND SAFETY GLASSES. THE METAL ENTERED THROUGH THE GAP.

1991 · 4 incidents

August 15, 1991 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Unimin Corporation · Fall from ladders

ACCIDENT OCCURED WHEN EMPLOYEE WAS CLIMBING DOWN LADDER THAT WAS WELDED INSIDE A SQUARE TANK THAT HAD BEEN DRAINED. THE LADDER HAD 10 RUNGS MADE FROM 3/4" STEEL BAR, WELDED TO THE TANK. WHEN T HE OPERATOR REACHED THE SECOND STEP FROM THE BOTTOM, THE RUNG BROKE LOOSE, WHERE IT WAS WELDED. THE EMPLOYEE WAS LEFT HANGING FROM HIS ARM FROM THE STEP ABOVE HIS HEAD.

July 18, 1991 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Caught in, under or between a moving and a stationary object

EMPLOEYE WAS PLACING DRISCO PIPE INFUSION PIPE MACHINE CLAMPING SADDLE.WHILE SETTING TOP CLAMP DOWN TO MEET WITH THE BOTTOM CLAMP,THE TOP CLAMP FELL STRIKING EMPLOYEES FINGER.

June 18, 1991 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Caught in, under or between a moving and a stationary object

EE WAS ATTEMPTING TO ALIGN THE FORK TO ENTER THE FORK SADDLE UNDER THE MAN LIFTING BASKET. HE WAS SLIDING THE FORK TO THE CENTER OF THE DYRAULIC MASK CYLINDER CATCHING LEFT RING FINGER BETWEEN THE FORK AND FORK CARRIAGE.

May 9, 1991 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Unimin Corporation · Contact with hot objects or substances

HE WAS WORKING INT HE MAINTENANCE SHOP. HEWAS PERFORMING A CUTTING TASK ON THE WELDING BENCH. HE WAS WEARING SAFETY GLASSES AND WELDING HOOD. DURING HIS WORK A PIECE OF SLAG WAS BLOWN UNDER HIS WELDING HOOD AND INTO HIS EYE. HE REPORTED THE INCIDENT THE NEXT DAY COMPLAINING OF DISCOMFORT 5-10-91. HE WAS IMMEDIATELY SENT TO THE CLINIC FOR AN EXAMINATION.

1990 · 2 incidents

September 20, 1990 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator DUST DISEASE OF LUNGS
Unimin Corporation · Inhalation of radiations, caustics, toxic and noxious substances

SILICOSIS.

March 13, 1990 CA · Metal/Non-Metal ledgeman/hand, quarry man POWERED HAULAGE
Unimin Corporation · Struck by... (Not Elsewhere Classified)

WHILE ADJUSTING WATER ON WET SCREEN ROCK BOUNCED OFF & STRUCK EMPL ON CHEEK BREAKING PARTIAL PLATE PLUS FRATURING TEETH #4,6,27.

1989 · 3 incidents

December 6, 1989 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Unimin Corporation · Struck by flying object

HE WAS WORKING WITH A FELLOW EMPLOYEE INSTALLING A BYPASS BOX FOR THE SCRUBBER. SOMETIME DURING THE DAY HE GOT A PIECE OF METAL IN HIS RIGHT EYE. AFTER HE GOT HOME FROM WORK HE NOTICED SOMET HING WAS IRRITATING HIS RIGHT EYE. HE CAME TO WORK 12-7-89 AND THE COMPANY SENT HIM TO THE DOCTOR. HE HAD A PIECE OF METAL IN THE EYE.

July 3, 1989 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman ELECTRICAL
Unimin Corporation · Fall from machine

WHILE DRIVING D9G TO THE OVERSIZE POND AREA TO PUSH SAND THE FUEL LINE BORKE SPRAYING FUEL IN THE OPERATOR'S AREA AND IGNITED OFF ELECTRICAL WIRES. THE OPERATOR SHIFTED THE D9G INTO NEUTRAL AN D JUMPED OFF THE OPERATOR PLATFORM. WHEN HE LANDED HE FELL ON HIS LEFT SHOULDER AND ARM.

May 5, 1989 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman EXPLODING VESSELS UNDER PRESSURE
Unimin Corporation · Struck by flying object

I NAME WAS OPERATING THE WET PROCESS HE WAS CHECKING THE OVERSIZE PUMP PU-05 IT WASNT PUMPING RT HE WALKED UP T O LOOK AT IT IT STARTED TO MAKE A GRINDING NOISE & HE BACKED AWAY HE WAS ABOUT 1 0FT AWAY WHEN THE OUTSIDE CASE ON THE PUMP EXPLODED INTO PIECEWS BLOWING THE PUMP ABOUT 10FT FROM THE TANK & I NAME WAS HIT IN THE H IP WITH A PIECE OF THE PUMP

1988 · 1 incident

October 2, 1988 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Unimin Corporation · Over-exertion (Not Elsewhere Classified)

I.NAME HOISTING BUCKET OF BELT CLIPS-ABOUT 20 LB OVER HANDRAIL BY WALKWAY ALONG CONVEYOR BELT.FELT PAIN IN HIS BACK.THOUGHT HE HAD SLIPPED DISK.WENT TO EMERGENCY HOSPITAL TO HAVE IT CHECKED.IT WAS ONLY BACK MUSCLE STRAIN.

1987 · 2 incidents

November 2, 1987 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Unimin Corporation · Fall onto or against objects

EMP WAS ON A PL5TFORM TO REMOVE ROCKS FROM A GRIZZLY, WHILE CLIMBING DOWN THE LADDER FROM THE PLATFORM, HE LET GOT OF THE HAND-RAIL ON THE PLATFORM AND TRIED TO G RAB THE SIDE OF THE LADDER. H IS FEET WERE AB2UT TWO FEET FROM THE GROUND. FAILING TO GRAB THE LADDER HE TRIED TO STEP DOWN HIS FEET LANDED ON ROCKS CAUSING HIM TO FALL AND BREAKING HIS R ANKLE

January 19, 1987 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck by... (Not Elsewhere Classified)

EE WAS HOLDING 5 PIECE OF ELECTRICAL SEAL LIGHT FLEXIBLE CONDUIT WHILE ANOTHER EE WAS CUTTING IT WITH A HACKSAW. SAW JAMMED IT WAS PULLED BACK & IT CUT THE EES FINGER.

1985 · 5 incidents

November 13, 1985 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck by... (Not Elsewhere Classified)

HE WAS CUTTING A CONVEYOR BELT WITH KNIFE THE KNIFE SLIPPED AND HE CUT HIS LITTLE FINGER ON HIS RT HAND

October 18, 1985 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Unimin Corporation · Over-exertion in lifting objects

THE MAN WAS WORKING ON A PUMP AND WHILE HE WAS REPLACING ONE OF THE PARTS HE STRAIN HIS BACK.

July 19, 1985 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Unimin Corporation · Fall from ladders

EMPLOYEE WAS CLIMBING DOWN A LADDER WHEN HE SLIPPED AND FELL INJURING HIS BACK

March 1, 1985 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Unimin Corporation · Struck by flying object

EMPLOYEE WAS SAWING 1/4 INCH STEEL PLATE WITH SKIL SAW WHEN PIECE OF STEEL GOT IN HIS RIGHT EYE.

January 3, 1985 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck by falling object

EMPLOYEE WAS STANDING ON TOP OF CONVEYOR WITH SAFETY CABLE PULLED TRYING TO REMOVE A LARGE ROCK WHEN THE ROCK FELL DOWN AND LANDED ON HIS THUMB.

1984 · 3 incidents

April 11, 1984 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Unimin Corporation · Fall onto or against objects

LADDER SLIPPED WHILE HE WAS CLEANING A BASKET IN THE FLOAT PLANT AREA. HE FELL AGAINST A TANK. WENT TO DR. AND REPORTED INJURY RIBS. ON 5-18-84 ENTERED THE HOSPTIAL WITH POSSIBLE CRACKED RIBS AND PLURSEY DUE TO THE EARLIER ACCIDENT.

April 6, 1984 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Unimin Corporation · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS PULLING SECTION OF 6IN PIPE UP WITH A COM-A-LONG AND CHAIN SLIPPED AND PIPE STRUCK EMPLOYEES TOES

March 1, 1984 CA · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor SLIP OR FALL OF PERSON
Unimin Corporation · Fall to lower level, (Not Elsewhere Classified)

INJURED EMPLOYEE AND ANOTHER EMPLOYEE WERE REMOVING THE OLD SIZER FEED BOX, INJURED EMPLOYEE STEPPED INTO A HOLE OUT IN THE CAT WALK.

1983 · 5 incidents

August 12, 1983 CA · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator SLIP OR FALL OF PERSON
Martin Marietta Aggregates · Fall to the walkway or working surface

CATWALK IN SCREEN HOUSE WAS TURNED WRONG WAY.EMPL SLIPPED AND FELL FULL WEIGHT ON LEFT HAND

July 6, 1983 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Martin Marietta Aggregates · Caught in, under or between two or more moving objects

EMPLOYEE WAS CLIMBING ON TOP OF RUNNING CONVEYOR BELT. THE BELT CAUGHT EMPLOYEES FOOT AND TOOK IT INTO THE TAIL PULLEY. THE TAIL PULLEYS CUT HIS RIGHT FOOT.

May 28, 1983 CA · Metal/Non-Metal dryer operator, kiln operator, dry plant operator, fluid operator, bed dryer operator HANDLING OF MATERIALS
Martin Marietta Aggregates · Struck against stationary object

CLEANUP PUMP WAS PLUGGED WITH SLUDGE.EMPL TURNED OFF PUMP AND USED HOSE TO CLEAN OUT PUMP.EMPL TURNED PUMP BY HAND TO FREE SLUDGE.

May 10, 1983 CA · Metal/Non-Metal quality control technician, laboratory technician, laboratory assistant HANDLING OF MATERIALS
Martin Marietta Aggregates · Absorption of radiations, caustics, toxic and noxious substances

EMPL LIFTED WATCH GLASS OFF SOLUTION-DRIPPED INTO CUT ON LEFT THUMB.

For insurers, brokers, and safety consultants

The full compliance file on G3 Enterprises Byron Plant

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.